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US Patent: 3,166,850
Micrometers
Patentee:
Tokumi Yamazawa (exact or similar names) - Yokohama, Japan

USPTO Classifications:
33/828, 33/829, 33/831

Tool Categories:
metalworking tools : machinist tools : measuring tools : micrometers

Assignees:
Yehan Numata - Yokohama, Japan

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: May 03, 1963
Granted: Jan. 26, 1965

Patent Pictures: [ 1 | 2 ]
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Description:
Holcombe, Wetherill & Brisebois - patent attorneys

Application filed in Japan, 16 Nov 1962

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